Komatsu WA380-6 Shop Manual page 10

SEN00778-03
Troubleshooting by failure code (Display of code), Part 1
Troubleshooting by failure code (Display of code), Part 1...........................................................
Failure codes list......................................................................................................................
Before carrying out troubleshooting for electrical system ........................................................ 10
Information contained troubleshooting table ............................................................................ 13
Failure code [1500L0] (TORQFLOW transmission: Double meshing)..................................... 15
Failure code [15SAL1] (ECMV F clutch: When command current is OFF, fill signal is ON) .... 16
Failure code [15SALH] (ECMV F clutch: When command current is ON, fill signal is OFF) ... 18
Failure code [15SBL1] (ECMV R clutch: When command current is OFF, fill signal is ON).... 20
Failure code [15SBLH] (ECMV R clutch: When command current is ON, fill signal is OFF) ... 22
Failure code [15SEL1] (ECMV 1st clutch: When command current is OFF, fill signal is ON).. 24
Failure code [15SELH] (ECMV 1st clutch: When command current is ON, fill signal is OFF). 26
Failure code [15SFL1] (ECMV 2nd clutch: When command current is OFF, fill signal is ON). 28
Failure code [15SFLH] (ECMV 2nd clutch: When command current is ON, fill signal is OFF) 30
Failure code [15SGL1] (ECMV 3rd clutch: When command current is OFF, fill signal is ON). 32
Failure code [15SGLH] (ECMV 3rd clutch: When command current is ON, fill signal is OFF) 34
Failure code [15SHL1] (ECMV 4th clutch: When command current is OFF, fill signal is ON) . 36
Failure code [15SHLH] (ECMV 4th clutch: When command current is ON, fill signal is OFF)
Failure code [2F00MA] (Parking brake: Malfunction) .............................................................. 40
Troubleshooting by failure code (Display of code), Part 2
Troubleshooting by failure code (Display of code), Part 2...........................................................
Failure code [2G43ZG] (Accumulator: Low oil pressure).........................................................
Failure code [AA1ANX] (Air cleaner: Clogging) .......................................................................
Failure code [AB00L6] (Alternator: Signal disagrees with operating state of engine)..............
Failure code [AB00MA] (Alternator: Malfunction) .................................................................... 10
Failure code [B@BAZG] (Rotation derating by low engine oil pressure)................................. 12
Failure code [B@BAZK] (Engine oil: Low level) ...................................................................... 13
Failure code [B@BCNS] (Coolant: Overheating)..................................................................... 14
Failure code [B@BCZK] (Coolant: Low level).......................................................................... 16
Failure code [B@C7NS] (Brake oil: Overheating) ................................................................... 18
Failure code [b@CENS] (Torque converter oil: Overheating).................................................. 20
Failure code [B@CENS] (Torque converter oil: Overheating) ................................................. 22
Failure code [B@HANS] (Hydraulic oil: Overheating) ............................................................. 24
Failure code [CA111] (Abnormality in engine controller).......................................................... 26
Failure code [CA115] (Engine Ne or Bkup speed sensor error) .............................................. 27
Failure code [CA122] (Charge pressure sensor high error)..................................................... 28
Failure code [CA123] (Charge pressure sensor low error) ...................................................... 30
Failure code [CA131] (Throttle sensor high error) ................................................................... 32
Failure code [CA132] (Throttle sensor low error)..................................................................... 34
Failure code [CA144] (Coolant sensor high error) ................................................................... 36
Failure code [CA145] (Coolant sensor low error) .................................................................... 38
Failure code [CA153] (Charge temperature sensor high error) ............................................... 40
Failure code [CA154] (Charge temperature sensor low error)................................................. 42
Failure code [CA155] (Derating of speed by abnormally high charge temperature)................ 44
Failure code [CA187] (Sensor power supply 2 low error) ........................................................ 46
Failure code [CA221] (Atmospheric pressure sensor high error) ............................................ 48
Failure code [CA222] (Atmospheric sensor low error)............................................................. 50
Failure code [CA227] (Sensor power supply 2 high error)....................................................... 52
Troubleshooting by failure code (Display of code), Part 3
Troubleshooting by failure code (Display of code), Part 3...........................................................
Failure code [CA234] (Engine overspeed)...............................................................................
Failure code [CA238] (Ne speed sensor power supply error)..................................................
Failure code [CA271] (PCV1 Short circuit) ..............................................................................
Failure code [CA272] (PCV1 Disconnection)...........................................................................
Failure code [CA322] (Injector #1 (L/B #1) open/short error) ..................................................
Failure code [CA323] (Injector #5 (L/B #5) open/short error) .................................................. 10
Failure code [CA324] (Injector #3 (L/B #3) open/short error) .................................................. 12
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00 Index and foreword
SEN01231-00
3
3
38
SEN01232-00
4
4
6
8
SEN01233-00
3
3
4
5
6
8
WA380-6 (KA SPEC.)